[PATCH v6 04/12] spi: intel-dg: spi register with mtd

[Mark Brown]

On Mon, Sep 16, 2024 at 04:49:20PM +0300, Alexander Usyskin wrote:

> From: Tomas Winkler <tomas.winkler at intel.com>
> 
> Register the on-die spi device with the mtd subsystem.
> Refcount spi object on _get and _put mtd callbacks.

This is a MTD driver, it should be in drivers/mtd.

> +static int intel_dg_spi_erase(struct mtd_info *mtd, struct erase_info *info)
> +{
> +	return 0;
> +}
> +
> +static int intel_dg_spi_read(struct mtd_info *mtd, loff_t from, size_t len,
> +			     size_t *retlen, u_char *buf)
> +{
> +	return 0;
> +}
> +
> +static int intel_dg_spi_write(struct mtd_info *mtd, loff_t to, size_t len,
> +			      size_t *retlen, const u_char *buf)
> +{
> +	return 0;
> +}

If these functions can legitimately be empty they should be removed.
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